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EWG's Tap Water Database — 2021 UPDATE

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trans-1,2-Dichloroethylene

City of Lake Charles Water System

1,2-Dichloroethylene, a neurotoxic solvent, exists in two different forms: trans-1,2-dichloroethylene and cis-1,2-dichloroethylene. A mixture of the two forms is used to manufacture other solvents and chemical products.

MORE ABOUT THIS CONTAMINANT

 

100

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND320ND
2016N/A00N/A
2017ND60ND
2018ND280ND
2019ND340ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 60 ppb

The EWG Health Guideline of 60 ppb for trans-1,2-dichloroethylene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against harm to internal organs.

EPA Maximum Contaminant
Level (MCL) 100 ppb

The legal limit for trans-1,2-dichloroethylene, established in 1991, was based on a toxicity study in laboratory animals conducted in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2015-03-2335180731005ND
2015-03-2335180731004ND
2015-03-2335180731003ND
2015-03-2335180731002ND
2015-03-2335180731001ND
2015-03-2335180731005ND
2015-03-2335180731004ND
2015-03-2335180731003ND
2015-03-2335180731002ND
2015-03-2335180731001ND
2015-07-2735199384001ND
2015-07-2735199384004ND
2015-07-2735199384002ND
2015-07-2735199384003ND
2015-07-2735199384005ND
2015-07-2735199384004ND
2015-07-2735199384003ND
2015-07-2735199384002ND
2015-07-2735199384001ND
2015-07-2735199384005ND
2015-08-1035201689002ND
2015-08-1035201689001ND
2015-08-1035201689003ND
2015-08-1035201689004ND
2015-08-1035201689005ND
2015-08-1035201689005ND
2015-08-1035201689004ND
2015-08-1035201689003ND
2015-08-1035201689002ND
2015-08-1035201689001ND
2015-09-2135208328005ND
2015-09-2135208328005ND
2017-12-1835365007001ND
2017-12-1835365007002ND
2017-12-1835365007003ND
2017-12-1835365007001ND
2017-12-1835365007002ND
2017-12-1835365007003ND
2018-01-2235369992004ND
2018-01-2235369992001ND
2018-01-2235369992002ND
2018-01-2235369992003ND
2018-01-2235369992004ND
2018-01-2235369992001ND
2018-01-2235369992002ND
2018-01-2235369992003ND
2018-02-0535373000003ND
2018-02-0535373000001ND
2018-02-0535373000002ND
2018-02-0535373000001ND
2018-02-0535373000002ND
2018-02-0535373000003ND
2018-02-0535373000004ND
2018-02-0535373000005ND
2018-02-0535373000005ND
2018-02-0535373000004ND
2018-02-2635377533003ND
2018-02-2635377533002ND
2018-02-2635377533004ND
2018-02-2635377533003ND
2018-02-2635377533002ND
2018-02-2635377533001ND
2018-02-2635377533001ND
2018-02-2635377533004ND
2018-12-0435435398001ND
2018-12-0435435398001ND
2019-11-1835513723002ND
2019-11-1835513723005ND
2019-11-1835513723004ND
2019-11-1835513723003ND
2019-11-1835513723002ND
2019-11-1835513723001ND
2019-11-1835513723005ND
2019-11-1835513723004ND
2019-11-1835513723003ND
2019-11-1835513723001ND
2019-11-2035514464001ND
2019-11-2035514464002ND
2019-11-2035514464001ND
2019-11-2035514464002ND
2019-11-2035514464003ND
2019-11-2035514464004ND
2019-11-2035514464005ND
2019-11-2035514464003ND
2019-11-2035514464004ND
2019-11-2035514464005ND
2019-12-0235516198001ND
2019-12-0235516198006ND
2019-12-0235516198005ND
2019-12-0235516198004ND
2019-12-0235516198003ND
2019-12-0235516198002ND
2019-12-0235516198001ND
2019-12-0235516198006ND
2019-12-0235516198005ND
2019-12-0235516198004ND
2019-12-0235516198003ND
2019-12-0235516198002ND
2019-12-1835520212001ND
2019-12-1835520212001ND